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#!/bin/bash
source /bin/sx-lib.sh
function check_postgresql_environment {
check_environment
if [ ! -v DATA_PATH ]; then
DATA_PATH="/data/postgresql"
export DATA_PATH
fi
if [ ! -v LOG_PATH ]; then
LOG_PATH="/data/logs/postgresql"
export LOG_PATH
fi
}
function display_container_postgresql_header {
echo "+====================================================="
echo "| Container : $HOSTNAME"
echo "| OS : $(</etc/redhat-release)"
echo "| Engine : $(postgres --version)"
if [ -v CONTAINER_TYPE ]; then
echo "| Type : $CONTAINER_TYPE"
fi
if [ -v CONTAINER_INSTANCE ]; then
echo "| Instance : $CONTAINER_INSTANCE"
fi
if [ -v CONTAINER_SERVICE ]; then
echo "| Service : $CONTAINER_SERVICE"
fi
if [ -v DATA_PATH ]; then
echo "| Data path : $DATA_PATH"
fi
if [ -v LOG_PATH ]; then
echo "| Log path : $LOG_PATH"
fi
if [ -v LOADSQL_PATH ]; then
echo "| sql path : $LOADSQL_PATH"
fi
echo "+====================================================="
}
# Begin configuration before starting daemonized process
# and start generating host keys
function begin_config {
echo "=> BEGIN POSTGRESQL CONFIGURATION"
if [[ ! -d $DATA_PATH ]]; then
echo "log directory $DATA_PATH not found"
mkdir -p $DATA_PATH; chmod 0774 $DATA_PATH
echo "data directory $DATA_PATH CREATED"
else
echo "data directory $DATA_PATH EXIST"
fi
if [[ ! -d $LOG_PATH ]]; then
echo "log directory $LOG_PATH not found"
mkdir -p $LOG_PATH; chmod 0774 $LOG_PATH
echo "log directory $LOG_PATH CREATED"
else
echo "log directory $LOG_PATH EXIST"
fi
chmod 0774 $DATA_PATH $LOG_PATH;
chown postgres:postgres $DATA_PATH $LOG_PATH;
if [[ -d $LOADSQL_PATH ]]; then
echo "sql directory $LOADSQL_PATH EXIST"
chmod 0774 $LOADSQL_PATH;
chown postgres:postgres $LOADSQL_PATH
fi
if [ "$(ls -A $DATA_PATH)" ]; then
echo "postgresql directory is initialized"
echo "Reusing PostgreSQL in $DATA_PATH ..."
else
echo "postgresql directory is empty or uninitialized"
echo "Installing PostgreSQL in $DATA_PATH ..."
su - postgres -c "initdb -D $DATA_PATH"
export POSTGRESQL_CONF=$DATA_PATH/postgresql.conf
echo "" >> $POSTGRESQL_CONF
echo "log_directory = '$LOG_PATH'" >> $POSTGRESQL_CONF
echo "log_connections = on" >> $POSTGRESQL_CONF
echo "log_hostname = on" >> $POSTGRESQL_CONF
echo "log_line_prefix = '<%u@%r%%%d>'" >> $POSTGRESQL_CONF
echo "Installing PostgreSQL in $DATA_PATH is DONE !"
fi
}
function config_startserver {
echo "start database for initial setup"
su - postgres -c "nohup /usr/bin/postgres -D $DATA_PATH >$STARTUPLOG 2>&1 </dev/null &"
sleep 6
}
function config_stopserver {
echo "stop database after initial setup"
killall postgres
sleep 3
}
function config_createadmin {
PASS=${POSTGRESQL_ROOT_PASSWORD:-$(pwgen -s 12 1)}
_word=$( [ ${POSTGRESQL_ROOT_PASSWORD} ] && echo "preset" || echo "random" )
echo "Creating PostgreSQL admin user with ${_word} password"
su - postgres -c "psql -U postgres -d postgres -c \"alter user postgres with password '$PASS';\""
echo ""
echo " +------------------------------------------------------"
echo " | You can now connect to this server using:"
echo " | user : postgres"
echo " | password : $PASS"
echo " | shell : postgres -U postgres -p$PASS -h<host> -P<port>"
echo " +------------------------------------------------------"
echo ""
}
function config_createuser {
if [[ -n "$POSTGRESQL_USER" ]]; then
echo "Creating PostgreSQL $POSTGRESQL_USER user with preset password"
su - postgres -c "psql -U postgres -d postgres -c \"CREATE USER '$POSTGRESQL_USER' WITH PASSWORD '$POSTGRESQL_PASSWORD';\""
echo ""
echo " +------------------------------------------------------"
echo " | You can now connect to this server using:"
echo " | user : $POSTGRESQL_USER"
echo " | password : $POSTGRESQL_PASSWORD"
echo " | shell : mysql -u$POSTGRESQL_USER -p$POSTGRESQL_PASSWORD -h<host> -P<port>"
echo " +------------------------------------------------------"
echo ""
fi
}
function config_createdatabase {
if [[ -n "$POSTGRESQL_DATABASE" ]]; then
echo "processing database " $POSTGRESQL_DATABASE
if [[ ! -d $DIR_DB_DATA/$POSTGRESQL_DATABASE ]]; then
echo "database " $POSTGRESQL_DATABASE " doesn't exist"
su - postgres -c "psql -U postgres -d postgres -c \"CREATE DATABASE $POSTGRESQL_DATABASE;\""
echo "database " $POSTGRESQL_DATABASE " CREATED"
else
echo "database " $POSTGRESQL_DATABASE " already exist"
fi
else
echo "no database to create"
fi
}
function config_importsql {
if [[ -n "$LOADSQL_PATH" ]]; then
echo "import sql data into " $POSTGRESQL_DATABASE
if [[ -d $LOADSQL_PATH ]]; then
SCHEMALIST=$(find $LOADSQL_PATH/schema-*.sql -type f -printf "%f\n")
for SCHEMAFILE in $SCHEMALIST; do
echo -n "Creating schema " $SCHEMAFILE " ... "
su - postgres -c "psql -U postgres -d postgres < $LOADSQL_PATH/$SCHEMAFILE"
echo " DONE"
done
DATALIST=$(find $LOADSQL_PATH/data-*.sql -type f -printf "%f\n")
for DATAFILE in $DATALIST; do
echo -n "Creating data " $DATAFILE " ... "
su - postgres -c "psql -U postgres -d postgres < $LOADSQL_PATH/$DATAFILE"
echo " DONE"
done
fi
else
echo "no sql data to import into " $POSTGRESQL_DATABASE
fi
}
# End configuration process just before starting daemon
function end_config {
echo "=> END POSTGRESQL CONFIGURATION"
}
# Start the postgresql server as a deamon and execute it inside
# the running shell
function start_daemon {
echo "=> Starting postgresql daemon ..." | tee -a $STARTUPLOG
display_container_started | tee -a $STARTUPLOG
su - postgres -c "/usr/bin/postgres -D $DATA_PATH "
}
if [[ "$0" == *"run.sh" && ! $1 = "" ]];then
eval "$@";
fi
check_postgresql_environment | tee -a $STARTUPLOG
display_container_postgresql_header | tee -a $STARTUPLOG
begin_config | tee -a $STARTUPLOG
config_startserver | tee -a $STARTUPLOG
config_createadmin | tee -a $STARTUPLOG
config_createuser | tee -a $STARTUPLOG
config_createdatabase | tee -a $STARTUPLOG
config_importsql | tee -a $STARTUPLOG
config_stopserver | tee -a $STARTUPLOG
end_config | tee -a $STARTUPLOG
start_daemon
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